Finding the Fourth Proportional to 267,073.20, 368,561.04 and 146,215.20
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Solution
The fourth proportional to 267,073.20, 368,561.04 and 146,215.20 is: 201,776.99
Step by Step Solution
- Step 1: Write the proportion equation
267,073.20 : 368,561.04 = 146,215.20 : x - Step 2: Convert to fraction form
267,073.20/368,561.04 = 146,215.20/x - Step 3: Cross multiply
267,073.20x = 368,561.04 × 146,215.20 - Step 4: Simplify right side
267,073.20x = 53,889,226,175.81 - Step 5: Solve for x
x = 53,889,226,175.81/267,073.20 - Step 6: Final answer
x = 201,776.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.